body {
  background: linear-gradient(135deg, #1e40af, #38bdf8);
  min-height: 100vh;
  font-family: Inter, system-ui, sans-serif;
}

.container-main {
  background: #f8fafc;
  border-radius: 16px;
  padding: 28px;
  margin: 40px auto;
  box-shadow: 0 25px 50px rgba(0,0,0,.15);
}

.app-header {
  background: linear-gradient(90deg, #2563eb, #38bdf8);
  color: #fff;
  padding: 16px 24px;
  border-radius: 12px;
  margin-bottom: 25px;
}

.table thead {
  background: #2563eb;
  color: #fff;
}

.btn-primary {
  background: linear-gradient(90deg, #2563eb, #38bdf8);
  border: none;
}

.app-footer {
  text-align: center;
  font-size: 13px;
  color: #475569;
  margin-top: 40px;
}

.app-footer .admin-link {
  cursor: pointer;
  opacity: 0.25;
  margin-left: 5px;
}

.app-footer .admin-link:hover {
  opacity: 1;
}